1.)Ordering a delivery of food(usually pizza), without paying, to an unwitting victim.

Internet vigilantes will sometimes torment their target with a barrage of pizza deliveries, leaving the victim in a predicament.

Hey Joe, did you hear about that guy that made a Youtube video of himself torturing his cat? Some vigilantes from Ebaumsworld.com sent him a bunch of Internet Pizzas and a male escort through Craigslist!